Frequencies for first 10,000 rows of examwi1r variable in namcs2002 dataset : Exam | write-in #1 | - recode | Freq. Percent Cum. ------------+----------------------------------- 0 | 7,486 74.86 74.86 7532 | 3 0.03 74.89 8761 | 1 0.01 74.90 8826 | 1 0.01 74.91 8904 | 1 0.01 74.92 8913 | 212 2.12 77.04 8924 | 1 0.01 77.05 8926 | 139 1.39 78.44 8931 | 3 0.03 78.47 8934 | 105 1.05 79.52 8936 | 215 2.15 81.67 8939 | 1,384 13.84 95.51 8950 | 1 0.01 95.52 8959 | 2 0.02 95.54 8970 | 33 0.33 95.87 9099 | 1 0.01 95.88 9139 | 1 0.01 95.89 9305 | 11 0.11 96.00 9402 | 1 0.01 96.01 9411 | 9 0.09 96.10 9419 | 2 0.02 96.12 9502 | 4 0.04 96.16 9504 | 1 0.01 96.17 9509 | 336 3.36 99.53 9547 | 10 0.10 99.63 9999 | 37 0.37 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016